<nz-select  style="width: 100%;" nzAllowClear [nzPlaceHolder]="l('FilterByRole')" [nzDropdownStyle]="dropDownStyle" [(ngModel)]="selectedRole"
  (ngModelChange)="selectedChange($event)">
  <nz-option *ngFor="let role of roles" [nzLabel]="role.displayName" [nzValue]="role.id"></nz-option>
</nz-select>
